North Carolina Administrative Code
Title 13 - Labor
Chapter 13 - BOILER AND PRESSURE VESSEL
Section .0400 - GENERAL REQUIREMENTS
Section 13 .0420 - FIRING MECHANISM CONTROLS

Universal Citation: 13 NC Admin Code 13 .0420

Current through Register Vol. 38, No. 18, March 15, 2024

(a) Automatically fired boilers and pressure vessels shall be provided with firing mechanism controls.

(b) Oil, gas-fired, and electrically heated boilers shall be equipped with primary flame safeguard safety controls, safety limit switches, and burners or electric elements that conform to the North Carolina Building Code in effect at the time of installation.

(c) Automatically fired boilers installed after January 1, 2007, shall be provided with a remote emergency fuel shut-off switch marked for identification. The remote shut-off switch shall be located outside each door of the room in which the boiler is located. Alternatively, the shut-off switch may be located just inside the entrance door(s) where the equipment is located. If there is more than one door to the boiler room, there shall be a switch located at each door designed for primary emergency egress from the boiler room. Boilers that bear the ASME "HLW" designator are not required to be provided with a remote emergency fuel shut-off switch.

Authority G.S. 95-69.11; 95-69.14;
Eff. January 1, 1995;
Amended Eff. February 1, 2009; July 1, 2006;
Pursuant to G.S. 150B-21.3A, rule is necessary without substantive public interest Eff. July 22, 2018;
Amended April 1, 2022.

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